Home / 89,013.50-122,852.38-50,773.14

Finding the Fourth Proportional to 89,013.50, 122,852.38 and 50,773.14

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Solution

The fourth proportional to 89,013.50, 122,852.38 and 50,773.14 is: 70,074.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,013.50 : 122,852.38 = 50,773.14 : x
  2. Step 2: Convert to fraction form
    89,013.50/122,852.38 = 50,773.14/x
  3. Step 3: Cross multiply
    89,013.50x = 122,852.38 × 50,773.14
  4. Step 4: Simplify right side
    89,013.50x = 6,237,601,089.07
  5. Step 5: Solve for x
    x = 6,237,601,089.07/89,013.50
  6. Step 6: Final answer
    x = 70,074.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.